The utility model provides a foundation bolt protection device, be the circular shape sleeve including a cross section, telescopic one end is uncovered, and a through -hole is established at the middle part of the sleeve other end, in the through -hole of push rod activity interlude on the sleeve, the push rod is located the tip of sleeve one end, a fixed connection circular shape push pedal along the setting of sleeve cross section, the diameter of push pedal with telescopic internal diameter equals, the push rod lies in the tip of the outer one end of sleeve, connects a handle.